| Acronym | Meaning |
 | ET | Ephemeris Time |
| AXAF | Advanced X-ray Astrophysics Facility |
| OSSA | Office Of Space Science And Applications |
| DEC | Declination |
| MOL | Manned Orbiting Laboratory |
| MOLA | Mars Observer Laser Altimeter |
| GLOMR | Global Low-Orbiting Message Relay |
| PLBD | Payload Bay Doors |
| MOMS | Modular Optoelectronic Multispectral/Stereo Scanner |
| RCS | Reaction Control System / Revision Control System |
Browse by Letter:
